Reagent rack



FIG. 1 is a perspective view of the reagent rack showing our new and ornamental design

FIG. 2 is a top view thereof; and,

FIG. 3 is a side view thereof.

The broken lines are included for the purpose of illustrating unclaimed portions of the reagent rack and form no part of the claimed design. 

CLAIM The ornamental design for a reagent rack, as shown and described. 